Science Spotlight
From Antioxidant Defense to Performance: Is the Evidence for Quercetin Strong Enough?
Quercetin may support antioxidant defense and exercise recovery, but does it improve performance? This evidence-based review explores the current research, limitations, and practical implications for athletes.
From Esports to Sports Nutrition: Are Nootropics the Next Big Trend in Performance Nutrition?
Nootropics are emerging in sports nutrition, esports, tactical performance, and brain health. Learn how cognitive nutrition may support focus, decision-making, and mental performance.
The 4Ps of Competition Nutrition: A GPNi Perspective on Building Performance Before the Start Line
Performance does not start at the whistle. Learn how the 4Ps framework helps athletes plan nutrition before and during competition for better fueling, hydration, and execution.
Preventing Low Energy Availability (LEA) in Adolescent Female Athletes: A Sports Nutrition Perspective
An ISSN educational recap from GPNi: what LEA and REDs are, why adolescence is high-risk (bone + hormones), red flags, screening tools, and prevention steps.
High Protein Doesn’t Have to Mean “All Meat”: Pistachios, Plant Protein, and Athletic Performance
From an ISSN 2025 session: how pistachios compare on protein quality (PDCAAS), how plant-based diets affect performance, and practical ways to hit leucine targets.
Nutrition Strategies to Promote Sleep in Elite Athletes: A GPNi® Interpretation
A GPNi analysis of a scoping review on sleep nutrition in elite athletes—what works, what’s weak, and how to apply kiwi, tart cherry, dairy, and timing.
Body Composition Testing for Muscular, Lean Lifters: Which Methods Are Most Reliable?
Why body fat scales vary in lean, muscular athletes—and which methods (DXA, Bod Pod, BIA, 3D scan) are most reliable, based on ISSN 2025 insights. Slug: body-composition-testing-muscular-athletes
Body Clocks, Heart Health, and Performance: A GPNi® Take on the New AHA Statement
Your athlete has just finished a hard evening session, scrolls on their phone in bed with the lights on, answers a few work emails, grabs a late snack, and finally falls asleep after midnight.
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